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Re: Proposal for device "enumeration"

From: Martin Thomson <martin.thomson@gmail.com>
Date: Tue, 11 Dec 2012 10:24:57 -0800
Message-ID: <CABkgnnX89_1RGaufZXyXi59U6yOiT7YTSCEZsSX2sRZphM_98g@mail.gmail.com>
To: Dominique Hazael-Massieux <dom@w3.org>
Cc: Adam Bergkvist <adam.bergkvist@ericsson.com>, "public-media-capture@w3.org" <public-media-capture@w3.org>
On 11 December 2012 00:45, Dominique Hazael-Massieux <dom@w3.org> wrote:
> Imagine a user that uses a site under two different identity, and takes
> care of carefully cleaning cookies between these two usages (or more
> realistically, uses a system that does it for her); if we expose stable
> device ids that are scoped per site, then suddenly the site knows that
> these two apparently distinct users are the same (or at least use the
> same browser/computer).

That is something that I did consider.  Clearing cookies and all the
other stuff necessary to remove site-gunge should also remove whatever
key was used to generate device IDs.  A site-specific cleanup would be
harder to implement than a global sweep, but it's not an impossible
Received on Tuesday, 11 December 2012 18:25:26 UTC

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